Comparison · updated July 2026
ForecastEx vs Metaculus
ForecastEx and Metaculus are two of the most discussed prediction market platforms in the US. Here's a side-by-side look at how they compare on the factors that actually matter for traders.
ForecastEx
An exchange-grade forecast market owned by Interactive Brokers.
Metaculus
Community forecasting platform focused on calibration and long-horizon questions.
Rating
ForecastEx
4.4
Metaculus
4.4
Best for
ForecastEx
Brokerage-grade access via Interactive Brokers
Metaculus
Serious forecasters
Regulation
ForecastEx
CFTC-regulated
Metaculus
Non-profit / educational
US availability
ForecastEx
Available
Metaculus
Available
Fees
ForecastEx
1 cent per contract
Metaculus
Free
Mobile
ForecastEx
Good
Metaculus
Good
Markets
ForecastEx
Economy, Climate, Politics, Financial events
Metaculus
AI, Politics, Economy, Culture
Payment
ForecastEx
Bank transfer, IBKR funding
Metaculus
Founded
ForecastEx
2023
Metaculus
Verdicts
Who wins, category by category
Best for beginners
ForecastEx
Cleaner onboarding and a more polished consumer experience.
Final take
Should you choose ForecastEx or Metaculus?
ForecastEx comes out narrowly ahead in our methodology, but both platforms have a clear lane. Choose ForecastEx for brokerage-grade access via interactive brokers, and Metaculus for serious forecasters.